IPC Main Group
C01B 35/00 Boron; Compounds thereof
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- NON-METALLIC ELEMENTS; COMPOUNDS THEREOF
Related Keywords
BORAXBORONinorganic compounds of BORON
5 direct subcodes
Child Classifications
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- C01B 35/02 Boron; Borides
- C01B 35/06 Boron halogen compounds
- C01B 35/08 Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium
- C01B 35/16 Compounds containing direct bonding between two boron atoms, e.g. ClB—BCl
- C01B 35/18 Compounds containing three or more boron atoms, e.g. NaBH, MgBBr
Top Applicants
Top 10 applicants by patent filingsfor class C01, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 5,794
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 3,286
- LG CHEM KR 2,689
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,669
- CENTRAL SOUTH UNIVERSITY 1,531
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 1,252
- SUMITOMO METAL MINING COMPANY JP 1,073
- ZHEJIANG UNIVERSITY 1,061
- PANASONIC INTELLECTUAL PROPERTY JP 1,058
- PANASONIC INTELLECTUAL PROPERTY 1,038